How to recover /etc/passwd file and /etc/shadow file?
Which command reduces the size of a file?
If we transfer 100 files by ftp to remote server, how to know the files are successfully transfer or some file are not transferred?
Which command will show you free/used memory?
How many types of dos commands are there?
What is finger command in linux?
What is Syntax of any Linux command?
How do I run a script in linux?
What is know about grep commands?
Does linux cp command overwrite?
What does the ps command do in linux?
What is umask in linux?
what is the roles and responsibilities in linux system admin having 2yrs exp..?
How do you limit memory usage for commands?
How many interfaces(ethernet cards) are working using single command?